CN203326836U - Large water wheel generator stator coil bar mould pressing working position device - Google Patents
Large water wheel generator stator coil bar mould pressing working position device Download PDFInfo
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- CN203326836U CN203326836U CN2013203495929U CN201320349592U CN203326836U CN 203326836 U CN203326836 U CN 203326836U CN 2013203495929 U CN2013203495929 U CN 2013203495929U CN 201320349592 U CN201320349592 U CN 201320349592U CN 203326836 U CN203326836 U CN 203326836U
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Abstract
The utility model discloses a large water wheel generator stator coil bar mould pressing working position device which is composed of a pedestal, mould seat frames, a supporting frame, side pressing cylinders, a lower pressing block, a pressing arm, a left clamping sleeve, a right clamping sleeve, a shaft, upper pressing cylinders, a fixing frame, an upper connecting block, a shaft pin, an adjusting screw, fixing blocks, a traction block, a steel wire rope, a spring, fixing blocks and a traction plate. A main rack of the device is composed by multiple mould seat frames arranged on the mould pressing pedestal. After assembling, the upper parts of the mould seat frames are processed with through grooves with equal height, and heat pressing moulds can be put into the through grooves. Each mould seat frame is provided with the upper pressing cylinder, the side pressing cylinder and a cylinder rod pressing head. Upper pressing heads and side pressing heads are driven by hydraulic pressure to complete mould pressing towards the upper, the lower, the left and the right parts of a coil bar of the heat pressing mould. The coil bar is uniformly pressed so that the size accuracy of the mould pressing is ensured after insulation, and product quality is enhanced. With increasing and decreasing the number of the mould seat frames on the pedestal and the number of the upper pressing cylinders, the side pressing cylinders and the cylinder rod pressing heads, mould pressing towards coil bars of different products is completed by the device so that the device is high in universality.
Description
Technical field:
The utility model relates to the mold pressing of the stator bar in a kind of large-sized water turbine generator stator bar insulation mold pressing thermoset forming technique.
Background technology:
Stator bar is one of strength member on hydraulic generator, plays a part conduction in generator, and it is the heart of hydraulic generator.During work, its outside must keep state of insulation with other part.Therefore, line rod skin must have good insulating barrier.The line rod is to be stacked, to heat, to be molded into and to be integrated by a plurality of copper sheets, and line rod external insulation also needs heating and mould pressing to complete.Therefore, the mold pressing of line rod is very important.Past, we adopted screw-pressing mechanism to complete the mold pressing of line rod.Owing to being manual operation, be difficult to control the pressure of each pressure head, easily produce line rod pressurized inequality, do not guarantee the dimensional accuracy after stator bar compression molding and die stamping insulation thereof, so directly have influence on assembly quality and the insulating properties thereof of stator, and then have influence on the quality of whole generator.Therefore, we are badly in need of designing a kind of generator stator bar mold pressing station apparatus of utility model, to solve generator stator bar moulding and an external insulation mold pressing difficult problem thereof.
Summary of the invention:
The purpose of this utility model is the large-sized water turbine generator stator bar mold pressing station apparatus that discloses a kind of highly versatile.It mainly adopts the form of Hydraulic Clamping Mechanism, completes the mold pressing of stator bar.Technical scheme of the present invention is: large-sized water turbine generator stator bar mold pressing station apparatus by base, die holder support body, bracing frame, side pressure cylinder, lower lock block, pressure arm, left chuck, right chuck, axle, upper cylinder pressure, fixed mount, on connect piece, pivot pin, adjustment screw, fixed block, guiding piece, steel wire rope, spring, fixed block, towing plate and form, a plurality of die holder support bodys are located, installed to the boss of base upper surface and T-slot, the contour groove that can put into hot pressing die of die holder support body top processing after assembling, die holder support body rear positions, by fixed mount, is fixed on die holder support body rear side by upper cylinder pressure, die holder support body upper position is installed pressure head, left chuck in seaming chuck, right chuck, pass through bolt, nut, straight pin is by the left chuck processed, two of right chucks are integrator, with the boring axis hole, by axle, seaming chuck and die holder support body are linked together, during work, upper cylinder pressure cylinder bar pressure head heads on the left chuck of seaming chuck, right chuck, take pressure arm as lever, sway, be set in left chuck, pressure arm in right chuck is also depressed to stator workpiece top along with sliding and driving lower lock block, spring plays pressure arm slip cushioning effect, being fixed on the fixed block at two ends on pressure arm is that pressure arm is at left chuck, slip in right chuck is spacing, lower lock block can rotate before and after pivot pin, twist the adjustment screw in seaming chuck, can pull and connect piece, the drive lower lock block moves forward and backward, adjust the lower lock block pressure point and be pressed in the applicable position of line rod, realize the upper of mold pressing, lower compression, bracing frame is installed in die holder support body forward position, by two and half cylinder seats on bracing frame, the side pressure cylinder is fixed on to the front portion of die holder support body, regulate the height up and down of side pressure cylinder by the rotating support leading screw, guarantee that side pressure cylinder cylinder bar pressure head pressure point is pressed in the applicable position of line rod, realizes the left and right compression of mold pressing, when stopping mold pressing, upper cylinder pressure cylinder bar moves down, and drives towing plate, pulls steel wire rope, hauls the guiding piece be fixed on pressure arm, and pressure arm is retracted fast.
The utility model adopts the form of Hydraulic Clamping Mechanism to complete the mold pressing of line rod.Drive a plurality of hydraulic cylinders and cylinder bar pressure head by the HYDRAULIC CONTROL SYSTEM Hydraulic Elements, complete the generator stator bar insulator die molded.In the design of pumping plant, hydraulic system has adopted flow control and pressure to control, and can adjust arbitrarily, compression speed and the thrust of side pressure head, has guaranteed that the coil pressurized is even.By regulating the overflow valve on Hydraulic Station, change system pressure, thereby change the top power of oil hydraulic cylinder cylinder bar, the thrust of pressure head also changes thereupon.This hydraulic system also has pressure holding function, and the route hydraulic control one-way valve in each loop is realized pressure holding function.After compression, can make pressure head keep fixing thrust, can compress for a long time use, meet the technological requirement of the mold pressing insulation of line rod.
In the mechanical structure of this equipment, the pressure point of upper, side pressure head is capable of regulating all: the left and right chuck of seaming chuck, take pressure arm as lever, by rotating shaft, rotate, the pressure arm that drive is set in left and right chuck slides, and pressure arm is exerted pressure to the line rod with lower lock block, due to the effect of the rotating shaft on left and right chuck and the slip of cursor slide, pressure head contacts with the workpiece face all the time, while compressing the rugged line rod of thickness, also can guarantee that pressure is even; By twisting the adjustment screw in seaming chuck, can pull and connect piece, drive lower lock block and move forward and backward, lower lock block can rotate before and after pivot pin, adjusts the lower lock block pressure point and is pressed in the applicable position of line rod; The side pressure head is regulated the height up and down of side pressure cylinder by the rotating support leading screw, guarantee that side pressure cylinder cylinder bar pressure head pressure point is pressed in the applicable position of line rod, the line rod is again to complete external insulation thermosetting mold pressing in the contour groove hot-die of die holder, guarantee the dimensional accuracy after line rod die stamping insulation, improved product quality.
Along with the capacity of hydraulic generator constantly increases, the generator kind is on the increase, and the kind of generator stator bar is also more.Therefore, require the highly versatile of mold pressing station apparatus, to enhance productivity.This device, by the die holder support body on the increase and decrease base and upper, side pressure cylinder cylinder bar pressure head quantity, completes the mold pressing task of different product line rod.Therefore, this device has very high practicality and versatility.Improved production efficiency.Guaranteed product quality.
The accompanying drawing explanation
Fig. 1 is the structural representation of mold pressing station apparatus of the present utility model
The seaming chuck partial enlarged drawing that Fig. 2 is Fig. 1
Embodiment
Large-sized water turbine generator stator bar mold pressing station apparatus as shown in Figure 1 and Figure 2, by base 1, die holder support body 2, bracing frame 3, side pressure cylinder 4, lower lock block 5, pressure arm 6, left chuck 7, right chuck 8, axle 9, upper cylinder pressure 10, fixed mount 11, on connect piece 12, pivot pin 13, adjustment screw 14, fixed block 15, guiding piece 16, steel wire rope 17, spring 18, fixed block 19, towing plate 20 and form.Its feature: the boss of base 1 upper surface and T-slot are located, a plurality of die holder support bodys 2 are installed, and form the mainframe of this equipment, the contour groove that can put into hot pressing die of die holder support body 2 tops processing after assembling, die holder support body 2 rear positions, by fixed mount 11, are fixed on die holder support body 2 rear sides by upper cylinder pressure 10, die holder support body 2 upper positions are installed pressure head, left chuck 7 in seaming chuck, right chuck 8, by 8 screw bolt and nut, 4 straight pins are by the left chuck 7 processed, 8 two of right chucks are integrator, with the boring axis hole, by axle 9, seaming chuck and die holder support body 2 are linked together, during work, upper cylinder pressure 10 cylinder bar pressure heads head on the left chuck 7 of seaming chuck, right chuck 8, take pressure arm 6 as lever, around axle 9, rotate, be set in left chuck 7, pressure arm 6 in right chuck 8 is also depressed to stator bar top along with sliding and driving lower lock block 5, 18 pressure arm slip cushioning effects of spring.The fixed block 15 and the fixed block 19 that are fixed on pressure arm 6 are that the slip of pressure arm 6 in left chuck 7, right chuck 8 is spacing.Lower lock block 5 can rotate around pivot pin 13 front and back, twists the adjustment screw 14 in seaming chuck, can pull and connect piece 12, drives lower lock block 5 and moves forward and backward, and guarantees that lower lock block 5 pressure points are pressed in the applicable position of line rod, complete the upper and lower compression of mold pressing; Bracing frame 3 is installed in die holder support body 2 forward positions, by two and half cylinder seats on bracing frame 3, side pressure cylinder 4 is fixed on to the front portion of die holder support body 2, regulate the height up and down of side pressure cylinder 4 by rotating support 3 leading screws, guarantee that side pressure cylinder 4 cylinder bar pressure head pressure points are pressed in the applicable position of line rod, complete the side compression of mold pressing.The molding device seaming chuck has the effect that retracts fast, and when stopping mold pressing, upper cylinder pressure 10 cylinder bars move down, and drives towing plate 20, pulls steel wire rope 17, hauls the guiding piece 16 be fixed on pressure arm 6, and pressure arm 6 is retracted fast.
Claims (1)
1. a large-sized water turbine generator stator bar mold pressing station apparatus, it is characterized in that: by base (1), die holder support body (2), bracing frame (3), side pressure cylinder (4), lower lock block (5), pressure arm (6), left chuck (7), right chuck (8), axle (9), upper cylinder pressure (10), fixed mount (11), on connect piece (12), pivot pin (13), adjustment screw (14), fixed block (15), guiding piece (16), steel wire rope (17), spring (18), fixed block (19), towing plate (20) forms, the boss of base (1) upper surface and T-slot location, a plurality of die holder support bodys (2) are installed, the contour groove that can put into hot pressing die of die holder support body (2) top processing after assembling, die holder support body (2) rear positions, by fixed mount (11), is fixed on die holder support body (2) rear side by upper cylinder pressure (10), die holder support body (2) upper position is installed pressure head, left chuck (7) in seaming chuck, right chuck (8), pass through bolt, nut, straight pin is by the left chuck (7) processed, (8) two of right chucks are integrator, with the boring axis hole, by axle (9), seaming chuck and die holder support body (2) are linked together, during work, upper cylinder pressure (10) cylinder bar pressure head heads on the left chuck (7) of seaming chuck, right chuck (8), the pressure arm (6) of take is lever, around axle (9), rotate, be set in left chuck (7), pressure arm (6) in right chuck (8) is also depressed to stator workpiece top along with sliding and driving lower lock block (5), spring (18) plays pressure arm slip cushioning effect, the fixed block (15) and the fixed block (19) that are fixed on pressure arm (6) are that pressure arm (6) is in left chuck (7), slip in right chuck (8) is spacing, lower lock block (5) can rotate before and after pivot pin (13), twist the adjustment screw (14) in seaming chuck, can pull and connect piece (12), driving lower lock block (5) moves forward and backward, adjust lower lock block (5) pressure point and be pressed in the applicable position of line rod, reach the upper of mold pressing, lower compression, bracing frame (3) is installed in die holder support body (2) forward position, by two and half cylinder seats on bracing frame (3), side pressure cylinder (4) is fixed on to the front portion of die holder support body (2), regulate the height up and down of side pressure cylinder (4) by rotating support (3) leading screw, guarantee that side pressure cylinder (4) cylinder bar pressure head pressure point is pressed in the applicable position of line rod, reaches the left and right compression of mold pressing, when stopping mold pressing, upper cylinder pressure (10) cylinder bar moves down, and drives towing plate (20), pulls steel wire rope (17), hauls the guiding piece (16) be fixed on pressure arm (6), and pressure arm (6) is retracted fast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203495929U CN203326836U (en) | 2013-06-19 | 2013-06-19 | Large water wheel generator stator coil bar mould pressing working position device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203495929U CN203326836U (en) | 2013-06-19 | 2013-06-19 | Large water wheel generator stator coil bar mould pressing working position device |
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| Publication Number | Publication Date |
|---|---|
| CN203326836U true CN203326836U (en) | 2013-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203495929U Expired - Fee Related CN203326836U (en) | 2013-06-19 | 2013-06-19 | Large water wheel generator stator coil bar mould pressing working position device |
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| CN (1) | CN203326836U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104377912A (en) * | 2014-11-27 | 2015-02-25 | 天津市天发重型水电设备制造有限公司 | High-voltage motor stator bar hot pressing die device |
-
2013
- 2013-06-19 CN CN2013203495929U patent/CN203326836U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104377912A (en) * | 2014-11-27 | 2015-02-25 | 天津市天发重型水电设备制造有限公司 | High-voltage motor stator bar hot pressing die device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131204 Termination date: 20180619 |